Problem
A Fold the plane
B Prime
C RP++
D K-String
E Ludo chess
F Number line

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北辰OI俱乐部语言基础班结业测试

Status: Done
Rule: IOI
Problem: 6
Start at: 2024-2-2 8:30
End at: 2024-2-2 11:30
Duration: 3 hour(s)
Host: yuyongchao
Partic.: 18